FNUS73 KMPX 051319 FWSMPX Spot Forecast for St Croix Prairie...USFWS National Weather Service Twin Cities/Chanhassen MN 819 AM CDT Tue May 5 2026 Forecast is based on ignition time of 1000 CDT on May 05. Please contact our office if you have questions or concerns with this forecast. .DISCUSSION...Increasing northwest winds today will stunt the afternoon highs in the low to mid 50s, and drop RH values to around 30 to 40 percent. The strongest winds are expected to develop from 11AM to 7PM. Sustained values will range from 10-15 MPH while gusts near 20 MPH. Winds slow and turn north-northwesterly by late this evening. No rain expected today, but clouds do increase throughout the morning and afternoon. .REST OF TODAY... Sky/weather.........Mostly sunny (20-30 percent) then becoming partly sunny (55-65 percent). Temperature.........44 at ignition...Max 51. RH..................43 percent at ignition...Min 33 percent. Wind (20 ft)........Winds northwest at 12 mph at ignition...otherwise Northwest winds 12 to 14 mph. Smoke dispersal.....Excellent /103000 knot-ft/ at ignition. Max...excellent /158500 knot-ft/. Mixing height.......5700 ft AGL at ignition...otherwise 7900 ft AGL. Transport winds.....West 21 to 23 mph. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM Sky cover.......MCR MCR PC MC MC MC MC MC PC MC PC PC Weather cov..... Weather type.... Tstm cov........ Temp............44 46 48 49 50 49 50 51 49 49 46 42 RH..............43 40 35 34 34 37 36 33 36 34 38 44 20 FT wind dir..NW NW NW NW NW NW NW NW NW NW NW NW 20 FT wind spd..12 13 14 14 14 14 14 14 13 12 10 8 20 FT wind gust.20 21 21 21 22 22 22 21 21 20 18 16 Mix hgt (kft)...5.7 7.0 7.5 7.9 7.9 6.9 7.0 6.6 5.4 5.0 0.7 1.0 Transp wind dir.NW W W W W W W W NW NW NW NW Transp wind spd.21 22 22 23 23 23 22 22 22 21 14 13 .TONIGHT... Sky/weather.........Partly cloudy (35-45 percent) then becoming mostly cloudy (45-55 percent) then becoming partly cloudy (30-40 percent) then becoming clear (5-15 percent). Widespread frost after 3 am. Temperature.........Min 30. RH..................Max 75 percent. Wind (20 ft)........Northwest winds 5 to 13 mph in the evening and overnight becoming light. Smoke dispersal.....Excellent (102800 knot-ft) early in the evening decreasing to poor (3700 knot-ft) late in the night. Mixing height.......500 ft AGL. Transport winds.....Northwest 13 to 22 mph decreasing to 8 to 12 mph late in the evening. .WEDNESDAY... Sky/weather.........Mostly sunny (25-35 percent). Widespread frost early in the morning. Temperature.........Max 51. RH..................Min 33 percent. Wind (20 ft)........Light winds becoming northwest 5 to 10 mph early in the morning. Smoke dispersal.....Poor (4200 knot-ft) early in the morning increasing to excellent (94500 knot-ft) in the afternoon increasing to excellent (105300 knot-ft) in the afternoon. Mixing height.......7200 ft AGL. Transport winds.....Northwest 9 to 18 mph shifting to the west 20 to 22 mph in the afternoon. $$ Forecaster...Dettmann Requested by...Tracy Ronnander Type of request...PRESCRIBED .TAG 2612769.0/MPX .DELDT 05/05/26 .FormatterVersion 2.0.0 .EMAIL tracy_ronnander@fws.gov